Roger L. Conkling 
Marginal Cost in the New Economy: A Proposal for a Uniform Approach to Policy Evaluations [PDF ebook] 
A Proposal for a Uniform Approach to Policy Evaluations

This volume presents an approach for resolving a variety of public policy debates. It proposes that a single standard – marginal cost methodology – be adopted to replace the haphazard arrays of methods and techniques currenly employed to measure the costs and benefits of disputed policy issues.